By objective measures, evidence indicates that President Barack Obama has been tremendously successful and effective. On economic indicators alone, he is credited with the longest streak of job growth in U.S. history, a two-thirds reduction in the federal budget deficit, and the rebounding of the stock market to record highs following the record lows of the recession under his predecessor. His victories have come against a backdrop of criticism and sometimes open defiance from conservatives, lack of cooperation in Congress, and racially tinged commentary in traditional and social media. Through it all, the President, who campaigned on a slogan of "Yes, We Can!" has persevered in his determination to make a difference and left an indelible mark on American politics and the world.Michael I. Days is editor of the Philadelphia Daily News, which has won numerous national, state, and local awards under his leadership including a 2010 Pulitzer Prize for investigative reporting. He sits on the